G-Cloud 15 suppliers starting with H
HALO SERVICE SOLUTIONS LTD
Halo Service Solutions is a UK-based company, providing both ITIL-aligned IT Service Management (ITSM) software and all-inclusive Customer Relationship Management (CRM) software. With over 30 years of expertise, both HaloITSM and HaloCRM offer a feature-rich application whilst maintaining a simple, intuitive interface, all with an expert delivery team.
HAMDEN TECHNOLOGY LTD
Hamden Technology Ltd provides cloud support, digital delivery, data, and cyber security services to public sector organisations. We specialise in secure, scalable solutions, architecture, delivery management, and operational support, using experienced UK and offshore teams to deliver value, resilience, and compliance.
HAND AND MILLAR MANAGEMENT CONSULTING LLP
Hand and Millar Management Consulting is an innovative, dynamic and energetic enterprise, delighted to offer a wide range of management consulting services to the public and private sectors. The team has driven success at multiple levels, from large, complex multi-billion pound capital procurement programmes, to small-scale projects.
HANDD BUSINESS SOLUTIONS LIMITED
HANDD Business Solutions is an independent specialist in global data security. Working with market leading vendors HANDD delivers unrivalled, bespoke solutions that protect data through every aspect of its journey. HANDD’s specialist knowledge and unmatched expertise makes it a trusted partner in securing a client’s data wherever it travels.
HANOVER DIGITAL LIMITED
We deploy specialist consultants to achieve Digital, Data, and Technology (DDaT) project outcomes. Leveraging our extensive network of Public Sector experienced DDaT consultants, we provide burst capability and hard-to-find skill sets.
HAPPY MOOSE LIMITED
Happy Moose delivers end‑to‑end project and specialist technical services, helping deliver complex initiatives with confidence. We provide expertise across DevOps, solution architecture, and data engineering, ensuring robust delivery, scalable platforms, and high‑quality insights. Its blended approach combines governance, technical leadership, and hands‑on execution to accelerate outcomes and strengthen long‑term capability.
HARNHAM SEARCH AND SELECTION LIMITED
Harnham Group is a consulting firm specialising in digital, data and AI solutions tailored for the UK Public Sector, offering comprehensive consulting services that guide organisations through digital transformation journeys and the delivery of data solutions. Our solutions enable public sector entities to streamline operations, service delivery and drive innovation.
HARTLEY MCMASTER LIMITED
Hartley McMaster is a data science consultancy and bespoke software developer. We provide analytical services from basic Excel modelling and Quality Assurance, to custom optimisation or machine-learning solutions integrated into existing business systems. Our clients include government departments, UK / international companies and renowned charities.
HCL TECHNOLOGIES UK LIMITED
HCLTech offers an integrated portfolio of products, solutions, services and Intellectual Property built around Digital, IoT, Cloud, Automation, Cybersecurity, Analytics, Infrastructure Management, Applications Management, Research and Development and Engineering Services, amongst others, to help enterprises reimagine their businesses for the digital age. HCLTech has 225,000+ ‘Ideapreneurs’ working in 60 countries.
HEAD LIGHT LIMITED
Head Light Ltd was founded in 2004 and is head-quartered in the UK. We provide our award-winning software and services to help customers define, implement and then drive their talent management strategy. Companies in the FTSE 350 and public sector have all benefited from our tools, techniques and expertise.
HEADZONE
Mandatory RSHE (September 2026) requires teachers to signpost children experiencing grief. Headzone delivers early intervention through a centralised platform for 26,000+ UK schools so no child is left behind. Emotional Literacy with diverse creative tools, check in and check outs, emoji feelings, sandplay, lifeline, breathing, digital self-referral and Ai support.
HEALTH AND CARE INNOVATIONS LIMITED
We enable the NHS to reduce demand, waiting lists and backlogs by giving patients the information and support they need to confidently manage their care at home. We support any condition or treatment pathway and can deliver in any language.
HEALTHBOXHR LTD
HBHR is an AI-powered cloud HR, payroll and workforce management platform uniting HR, payroll, recruitment, onboarding, learning, performance, rota and time and attendance for UK organisations. We combine intuitive technology with hands-on implementation and human support for complex public-sector workforces.
Health Call
Health Call is an NHS-owned digital health company with a wealth of experience in providing safe, effective patient engagement solutions.
HEALTH DIAGNOSTICS LIMITED
At Health Diagnostics, we bring over 15 years of experience in delivering patient-focused systems and software to improve population health and wellbeing. Working closely with public health, primary care, and occupational health professionals, we create solutions that streamline processes, enhance quality, and ultimately change lives for good across the UK.
HEALTH-E-FINANCIALS LIMITED
Lead Director for this tender
Health Innovation Kent Surrey Sussex
KSS partners with NHS organisations, innovators, life sciences, pharma and academic institutions to support digital and data transformation. Our services include programme management, commercial support, research and evaluation, and implementation to generate evidence, validate impact and enable effective adoption of technology solutions across health and care.
HEALTH NAVIGATOR LIMITED
HN is a UK-based healthcare company delivering proactive population health management services.
HEALTH SYSTEMS SUPPORT LIMITED
Health Systems Support assists NHS Trusts implementing EPR/EHR Systems. Our extensive NHS and Systems implementation and optimisation experience with Change, Training, Go Live, RTT and 'thrive' workstreams enables Trusts to maximise the benefits from their Cerner, Epic, Maxims, (etc) EPR/EHR investment. We have experience with all UK deployed systems
HEALTHTECH 1 LTD
Healthtech-1 is on a mission to unlock access to healthcare by making every appointment bookable. We started by automating new patient registrations and lab reports for 25% of GP practices in England. In fact, 1 in 4 new patient registrations in England is processed by us!
Heart Rhythm International
Heart Rhythm International provides a cloud-based cardiac rhythm management platform supporting implant workflows, implantable cardiac device tracking, follow-up workflows, Field Safety Notice management, and regulatory compliance for cardiac services. The platform integrates with major device manufacturers and hospital systems and is designed to support NHS clinical and governance requirements.
HEDGEHOG LAB LIMITED
Digital Product Consultancy covering Product, Design, Research, Delivery, Architecture, Engineering and QA. Covering Innovation, Product Applications, Cloud, Data & AI
HELYX SECURE INFORMATION SYSTEMS LIMITED
Helyx is a professional services company, specialising in Geospatial Science and Technology, and Information Management, Exploitation, and Assurance. Our services encompass Geospatial Systems and Engineering Support, Geospatial Analysis and Data Science, Remote Sensing and Artificial Intelligence, Edge Processing and Development, Tactical and Resilient Architectures, and Context-Based and Specialist Training.
Hero Health
Hero Health is a comprehensive booking, triage, and patient engagement solution that integrates with EMIS Web and SystmOne and as a standalone, non-integrated solution. NHS primary care providers use Hero for online consultation & triage, and to communicate with their patients by SMS or email.
HEXAWARE TECHNOLOGIES UK LIMITED
Hexaware is the fastest growing next-generation provider of IT, BPO and consulting services. Our industry-leading delivery and execution model is built around strategy ‘Automate Everything , Cloudify Everything , Transform Customer Experiences ’. Hexaware services customers in two dozen languages, from every major time zone and every major regulatory zone.
HEXIOSEC LIMITED
Cyber security products and services to protect you and your business. Test and build securely with our cyber security services. Discover online assets and risks with Hexiosec ASM. Use Hexiosec Transfer for secure, encrypted file transfers.
HIPPO DIGITAL LIMITED
Hippo is a UK-based, sector-wide, digital service delivery partner, working alongside organisations including the BBC, DFE, DWP, MOJ, MOD and the NHS. Our digital transformation approach bridges the gap between user-centered design principles and robust engineering, data and cyber practices, leading to transformational results, including improved public service access/functionality.
HIRESERVE LIMITED
Hireserve ATS is a powerful Applicant Tracking System designed for in-house recruitment teams. Trusted by organisations in a diverse range of sectors, Hireserve ATS is used to streamline their recruitment processes, to automate administration and to reduce the time and costs associated with internal hiring.
HITACHI SOLUTIONS EUROPE LTD
Hitachi Solutions designs, delivers and supports Microsoft-based digital services and platforms: Dynamics 365, Power Platform automation, Azure cloud engineering and integrations, and data & analytics (including Microsoft Fabric). Human-Centric-by-Default, grounding delivery in user needs and adoption. In 2025, Microsoft named us Dynamics 365 Finance and Government Partner of the Year.
HIVEHR LIMITED
Hive is the employee voice platform for HR leaders who want to make change, not spreadsheets. Use our best-in-class employee engagement, feedback and survey tools and our expert people science insight to drive organisational performance. Want to see it in action? https://www.hive.hr/book-a-demo
HIVE IT LIMITED
Hive specialise in researching, designing and delivering captivating digital solutions focussed around user needs. We have a track record of successful GDS discovery, alpha and beta projects for a range of GOV departments Services include user research, service design, website, application and software development, technical consultancy, cloud hosting & support
Holly Health
Digital health coach for patient self-management, behaviour change, lifestyle health, prevention, mental and physical wellbeing. Affordable, personalised service for population-scale health improvements. Mainly deployed to people living with or at high risk of long term conditions. Deploying in primary care, local authorities and ICSs
HOLMUSK EUROPE LIMITED
Holmusk Europe is a data science and SaaS solution provider working in partnership with NHS organisations to provide software and analytics services that help mental health services provide best possible care by supporting clinical decision making, caseload management and data visualisation.
HOLT MEDICAL RECRUITMENT LIMITED
Holt Medical Recruitment, trading as Holt Doctors provide a range of workforce solutions to NHS Trusts including bank, collaborative bank, agency and direct engagement. With 25 years' experience providing medical staffing solutions, our implementation team help clients maximise workforce efficiencies - compliantly and securely - through our market leading technology.
HOME CONNECTIONS LETTINGS LIMITED
Non profit company providing off the shelf and bespoke social housing public sector software including housing registers, intermediate & accessible housing registers, choice based lettings (CBL), housing options advice, homelessness case management and H-CLIC reports, asset and leaseholder management, move-on for homelessness, domestic abuse survivors, refugee relocation, volunteering, smartphone apps.
HOMELESS LINK
Homeless Link is the national membership charity for homelessness services. We develop In-Form, a Salesforce-based client, service and housing management solution used by 350+ organisations across the charity sector. Our Real Systems team provides consultancy and digital solutions with Salesforce e.g. maximising impact across fundraising, multi agency systems and more.
HORNBILL TECHNOLOGIES LIMITED
Hornbill is driven by a goal to make life at work better. Simplicity is at the heart of what we do—because software should make life easier, not tougher. Our ITSM and Enterprise Service Management solutions are 100% codeless, making automation easy for teams that deliver service to employees and customers.
Horsefly
Accurate talent market data to drive a competitive advantage on time/cost per hire, workforce planning and strategic business decisions. https://horseflyanalytics.com/
HOSPITAL SERVICES LIMITED
Hospital Services Limited (“HSL”) is a specialist distributor of medical supplies and market leading Cloud based technologies servicing both the public and private sectors across the UK and Ireland. The HSL team provides on-going technical support, software development and professional services to the end-user of our products.
HOUSE-ON-THE-HILL SOFTWARE LIMITED
Hoth is dedicated to providing enterprise service desk and compliance software that is flexible and easy to use. Our close-knit team delivers prompt, friendly and quality support. Hoth’s longstanding relationships with clients are testament to the appreciation of our software. We are ISO27001:2022 and Cyber Essentials certified and UK based.
HOWELL TECHNOLOGY GROUP LIMITED
HTG is a secure cloud and managed services provider with over 25 years of technical expertise. Specialising in delivering secure, modern digital workplaces through Microsoft365. Our mission is to leave every customer more secure after every engagement by combining enterprise-grade capability with the personal service of an embedded technology partner.
HPO TECHNOLOGIES LIMITED
HPO Technologies delivers personnel readiness and optimisation software that enables leaders to measure, manage and improve health, readiness and operational performance - at scale.
HR DUO
HR Duo is a comprehensive SaaS platform automating the entire employee lifecycle. We provide workforce management, automated payroll, and a full Learning Management System (LMS) with AI-driven compliance tools. Our cloud-native solution provides public sector organisations with scalable, secure, and end-to-end digital HR transformation.
HRP CONSULTANCY LIMITED
IT service provider specialising in digital transformations, application packaging and virtualisation, infrastructure services and business intelligence.
h-trak
h-trak provides integrated procedure information that enables hospitals to achieve efficiencies and savings - and supports Scan4Safety objectives. Using barcoding and mobile data capture technologies, our h-trak system accurately identifies products used in surgical procedures, providing a rich source of information. Prospitalia h-trak is part of the Prospitalia Group.
HUDSON&HAYES LTD
Hudson & Hayes is a management consultancy supporting public sector organisations with digital transformation, service improvement, data, and AI. We provide practical, outcome-focused advice and delivery support across strategy, operating models, and change to help organisations improve performance, capability, and decision-making.
HUMAN ENGINE LIMITED
We are a Financial Times top-ranked management consultancy with expertise in strategy, digital, commercial and change. Our team comes from the public sector and understands how to achieve better outcomes for public services through technology.
HUMA THERAPEUTICS LIMITED
Huma is an EU MDR Class IIb disease-agnostic remote patient monitoring platform. Our highly configurable solution can power virtual care programmes for multiple conditions using our award-winning software-as-a-medical device. Our technology helps increase clinical capacity so care teams can safely support more patients and provides a more personalised care experience.
Humble
Humble supports organisations and educational institutions to make the most out of technology with turnkey solutions, including our own subscription software. We offer hands-on support and implementation so that you can be hands-off. Our goal is to maximise the impact you make.
HUNTER HEALTHCARE RESOURCING LIMITED
Hunter Healthcare is a leading and respected supplier of digital and data project solutions and consultancy services. Our service lines offer organisations strategic and hands-on technical expertise for all cloud-based digital and data solutions, enabling organisations to advance. This includes implementation, support, training, business and change analysis, testing and development.
Huntsman Security
Huntsman Security has been on the cutting-edge of cyber security software development since 1999, delivering data-driven risk management, analysis and reporting technology. Our SIEM is the protective monitoring solution of choice for Government and high security environments. Our Scorecard provides an objective view of the state of your cyber defences.
HUUME LTD
Huume was formed in 2019 with an ethos of changing the way that Housing and Homeless software is delivered, integrating new technologies to reduce effort. With over 15 years of experience of building, delivering and supporting homeless and housing systems for local authorities and housing associations, we know what works.
HYDE PARK SOLUTIONS LIMITED
Hyde Park Solutions are global leaders in Portfolio, Programme and Project Management and Project Controls, with teams based in EMEA, USA and India. With over 17 years’ experience, we sell, consult, integrate, report, train and support the full suite of Oracle Primavera software.
HYLAND UK OPERATIONS LIMITED
We solve business needs that rely on documents, content and people. We help organisations to run better, smarter and faster. Hyland combines document imaging, workflow and business process management functionality with features purpose-built and delivered by industry expertise in Government, Healthcare, Higher Education, and other public markets.
HYPER TALENT SOLUTIONS LTD
Hyper Talent is a UK-based Cloud, Digital, Technology and Innovation provider established in 2009. We work extensively with UK central government departments including the Home Office, FCDO, DfT, GLAA, No.10 Downing Street, Cabinet Office, MOD, and the NHS. With a strong track record of continued successful delivery of major projects.
HYPHENATE LTD
Hyphen8 is UK based, high value CRM consulting specialist with extensive experience in implementing powerful solutions on Salesforce. We provide a complete range of consulting, design, development, support and implementation services to help you implement Salesforce CRM solutions into your organisation that deliver maximum value.